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CN-224211068-U - Traction device for railway locomotive

CN224211068UCN 224211068 UCN224211068 UCN 224211068UCN-224211068-U

Abstract

The utility model discloses a traction device for a railway locomotive, which comprises a traction block and side blocks, wherein the two ends of the traction block are respectively provided with the side blocks, the middle positions of the side blocks are respectively and movably connected with a U-shaped traction ring through a rotating shaft, one side, far away from the side blocks, of the U-shaped traction ring is respectively provided with a supporting block, the middle positions, close to one side of the side blocks, of each supporting block are respectively provided with a telescopic rod, the output ends of the telescopic rods are respectively connected with the side blocks, the outer sides of the output ends of the telescopic rods are respectively provided with a spring I, the outer sides of the telescopic rods are respectively connected with the side blocks, the middle positions of the top and the bottom in the traction block are respectively provided with a sliding rod, the two ends of each sliding rod are respectively provided with a sliding block, and the middle positions of the two ends in the traction block are respectively provided with a moving block. According to the utility model, the telescopic rod, the first spring and the second spring are used for carrying out telescopic buffering, so that the damage of the U-shaped traction ring caused by overlarge traction force is prevented, and meanwhile, the secondary buffering can be carried out under the action of the moving block, and the breakage or falling-off caused by overlarge stress can be prevented.

Inventors

  • WANG ZHENG
  • ZHANG LIBIN
  • LI JUNQIANG
  • WANG YUYIN

Assignees

  • 武汉科锐驰智能装备有限公司

Dates

Publication Date
20260508
Application Date
20240906

Claims (8)

  1. 1. A traction device for a railway locomotive is characterized by comprising a traction block (1) and side blocks (2), wherein the side blocks (2) are arranged at two ends of the traction block (1), a U-shaped traction ring (3) is movably connected to the middle position of the side blocks (2) through a rotating shaft (12), grooves (11) are formed in the middle positions of two sides of the U-shaped traction ring (3), movable rods (5) are arranged at the positions of the outer sides of the U-shaped traction ring (3) corresponding to the grooves (11), supporting blocks (7) are arranged at one side, far away from the side blocks (2), of the U-shaped traction ring (3), telescopic rods (8) are arranged at the middle positions, close to one side of the side blocks (2), of the supporting blocks (7), the output ends of the telescopic rods (8) are connected with the side blocks (2), springs (6) are arranged at the outer sides of the output ends of the telescopic rods (8), grooves (11) are formed in connection with the side blocks (2), sliding rods (16) are arranged at the middle positions of the inner top and bottom of the traction block (1), sliding rods (16) are arranged at the middle positions, and the inner sides of the sliding blocks (15) are arranged at the middle positions of the two ends (15), and connecting blocks are arranged at the middle positions of the top and the bottom of the inner side of the moving block (19).
  2. 2. The traction device for a railway locomotive according to claim 1, wherein connecting rods (18) are arranged between the connecting blocks of the moving block (19) and the sliding block (15), and two ends of each connecting rod (18) are connected with the corresponding connecting blocks through hinges.
  3. 3. The traction device for a railway locomotive according to claim 1, wherein a sliding groove (17) is arranged in the middle of two sides in the traction block (1), two ends of the sliding groove (17) are slidably connected with a second supporting block (14) corresponding to the moving block (19), and the other sides of the second supporting block (14) are connected with the corresponding moving block (19).
  4. 4. The traction device for a railway locomotive according to claim 1, wherein a hook ring (21) is arranged on the other side of the supporting block (7), and springs two (20) are uniformly arranged between the hook ring (21) and the inner side of the U-shaped traction ring (3).
  5. 5. The traction device for a railway locomotive according to claim 1, wherein the traction hooks (9) are arranged in the middle positions of the corresponding connection positions of the U-shaped traction rings (3), and U-shaped blocks (13) are arranged at the connection positions of the top and the bottom of the traction hooks (9).
  6. 6. The traction device for a railway locomotive according to claim 1, wherein one end of the movable rod (5) far away from the traction block (1) is engaged with the U-shaped block (13), the movable rod (5) is connected with the U-shaped block (13) through a screw (22) in a threaded manner, and nuts are connected to the screw (22) on the outer side of the U-shaped block (13) through threads.
  7. 7. The traction device for a railway locomotive according to claim 1, wherein the U-shaped traction rings (3) on the outer sides of the movable rods (5) are provided with protective covers (4), one sides of the movable rods (5) close to the grooves (11) are provided with first supporting blocks (10), and the other sides of the first supporting blocks (10) are connected with the supporting blocks (7) through the grooves (11).
  8. 8. The traction device for a railway locomotive according to claim 1, wherein openings are formed in positions, corresponding to the side blocks (2), of the two ends of the traction block (1), and one side of the side block (2) is connected with the movable block (19) through the openings.

Description

Traction device for railway locomotive Technical Field The utility model relates to the technical field of railway locomotive traction, in particular to a traction device for a railway locomotive. Background The traction device for the railway locomotive is an important component in railway vehicles, is a traction coupling device used between railway vehicles, and can ensure the safety and the efficiency of railway transportation when the railway vehicles need to have enough stability and traction in the transportation process. In the prior art, a general traction device may cause damage to the connecting part of a traction hook due to overlarge stress, so that the traction effect is affected, and when a carriage moves, the traction device may cause breakage or falling off due to overlarge stress, so that potential safety hazards are caused. Disclosure of utility model The utility model aims to provide a traction device for a railway locomotive, which aims to solve the problems in the background technology. The traction device for the railway locomotive comprises traction blocks and side blocks, wherein the side blocks are arranged at two ends of the traction blocks, a U-shaped traction ring is movably connected to the middle positions of the side blocks through a rotating shaft, grooves are formed in the middle positions of two sides of the U-shaped traction ring, moving rods are arranged at the positions, corresponding to the grooves, of the outer sides of the U-shaped traction ring, supporting blocks are arranged at one sides, far away from the side blocks, of the U-shaped traction ring, telescopic rods are arranged at the middle positions, close to one side of the side blocks, of the supporting blocks, the output ends of the telescopic rods are connected with the side blocks, springs I are arranged at the outer sides of the output ends of the telescopic rods, sliding rods are arranged at the middle positions of the inner sides of the traction blocks, sliding rods are respectively provided with a connecting block, the middle positions of the two ends of the inner sides of the sliding blocks are respectively provided with a moving block, moving rod is arranged at the middle positions of the inner sides of the moving blocks, when a carriage is in operation, the carriage is enabled to run, the carriage can be pulled by the first spring and the second spring are in the middle of the sliding block, and the carriage can be prevented from being broken, and the carriage can be pulled and broken, and broken by the second pulling the sliding blocks and the second hook and the side can be pulled and broken. Preferably, a connecting rod is arranged between the connecting blocks of the moving block and the sliding block, and two ends of the connecting rod are connected with the corresponding connecting blocks through hinges. Preferably, the middle positions of the two sides in the traction block are provided with sliding grooves, the two ends of the sliding grooves are connected with the second supporting block in a sliding manner corresponding to the positions of the moving blocks, and the other sides of the second supporting block are connected with the corresponding moving blocks, so that when the moving blocks move, the second supporting blocks on the two sides are driven to move in the sliding grooves, and the moving blocks can move more stably. Preferably, the other side of supporting shoe is equipped with the couple circle, just all evenly be equipped with the spring two between couple circle and the U-shaped traction ring inboard, when making couple circle and traction hook laminating, cushion it, prevent that the dynamics is too big, lead to the inboard impaired. Preferably, the middle positions of the corresponding connection positions of the U-shaped traction rings are provided with traction hooks, and the connection positions of the top and the bottom of the traction hooks are provided with U-shaped blocks. Preferably, one end of the movable rod far away from the traction block is matched with the U-shaped block, the movable rod is connected with the U-shaped block through screw threads, nuts are connected to the screw on the outer side of the U-shaped block through threads, and the movable rod is connected with the U-shaped block through the screw and the nuts, so that the connection of the movable rod is more stable. Preferably, the U-shaped traction rings on the outer sides of the movable rods are provided with protection covers, one side of each movable rod, which is close to the corresponding slot, is provided with a first supporting block, and the other side of each first supporting block is connected with the corresponding supporting block through the corresponding slot. Preferably, openings are formed at positions, corresponding to the side blocks, of the two ends of the traction block, and one side of the side block is connected with the movable block through the openings. Compared with the prior